Best Actor

First look: ‘Downton Abbey’ season three preview

The third season of “Downton Abbey” is set to air in its native England beginning next month. It will air stateside as part of PBS’s “Masterpiece” series next January.

Among the treats teased in the trailer below are the arrival of Oscar winner Shirley MacLaine as the interfering mother of the lady of the manor (Elizabeth McGovern), the resolution of a murder mystery and the continuing romantic woes of Lady Mary (Michelle Dockery) and cousin Matthew (Dan Stevens).